| Leiria to Castrovillari | 1,323.05 mi (2,129.25 km) |
| Leiria to Catania | 1,295.02 mi (2,084.14 km) |
| Leiria to Catanzaro | 1,354.30 mi (2,179.54 km) |
| Leiria to Cattolica | 1,142.12 mi (1,838.06 km) |
| Leiria to Cava de' Tirreni | 1,237.75 mi (1,991.97 km) |
| Leiria to Cavallino | 1,423.36 mi (2,290.68 km) |
| Leiria to Cavarzere | 1,124.03 mi (1,808.95 km) |
| Leiria to Cave | 1,142.83 mi (1,839.21 km) |
| Leiria to Cavriago | 1,043.61 mi (1,679.52 km) |
| Leiria to Cavriglia | 1,076.32 mi (1,732.18 km) |
| Leiria to Cazzago San Martino | 1,034.68 mi (1,665.16 km) |
| Leiria to Ceccano | 1,163.66 mi (1,872.73 km) |
| Leiria to Cecina | 1,026.47 mi (1,651.94 km) |
| Leiria to Cefalu | 1,229.40 mi (1,978.54 km) |
| Leiria to Ceglie Messapico | 1,384.15 mi (2,227.58 km) |
